# str = "day day up"
# for i in range(len(str)):
#     print(str[i],end='')
# list1 = []
# list1[0] = 1
# list1[1] = 2
# list1.append(3)
# list1.append(4)
# list1.append(5)
# print(list1)
from os import lseek

list2 = [1,2,3]
# list3 = list(list2)
# print(list3)

#迭代
for i in list2:
    print(i)

list4 = range(1,3)
print(list4)

list2.insert(1,10)
print(list2)
list2.extend([11,12])
print(list2)
list2.sort()
print(list2)
list3=sorted(list2)
print(list3)

#del list3
print("******************")
print(list3)

list4 = {1,3,5,7,9}
list5 = [i for i in range(1,10) if i%2 !=0]
print(list5)
str = ('1111',)
print(tuple(str))
